Example usage for io.netty.channel ChannelFuture channel

List of usage examples for io.netty.channel ChannelFuture channel

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Introduction

In this page you can find the example usage for io.netty.channel ChannelFuture channel.

Prototype

Channel channel();

Source Link

Document

Returns a channel where the I/O operation associated with this future takes place.

Usage

From source file:com.heliosapm.webrpc.jsonservice.services.SystemJSONServices.java

License:Apache License

/**
 * Subscribes the calling channel to system status messages
 * @param request The request from the subscribing channel
 * <p>Invoker:<b><code>sendRemoteRequest('ws://localhost:4243/ws', {svc:'system', op:'subsysstat'});</code></b>
 *///from   ww w.  jav a 2s .  c  o m
@JSONRequestHandler(name = "subsysstat", type = RequestType.SUBSCRIBE, description = "Subscribes the calling channel to system status messages")
public void subscribeSystemStatus(final JSONRequest request) {
    if (systemStatusChannelGroup.add(request.channel)) {
        request.channel.closeFuture().addListener(new ChannelFutureListener() {
            @Override
            public void operationComplete(ChannelFuture future) throws Exception {
                systemStatusRids.remove(future.channel());
            }
        });
        systemStatusRids.put(request.channel, request.requestId);
        ArrayNode arrNode = nodeFactory.arrayNode();
        request.response(ResponseType.SUB_STARTED).setContent(arrNode).send();
    }
}

From source file:com.heren.turtle.entry.channel.MessageReceiveServer.java

License:Open Source License

public void bind(int port, boolean needToFilter) {
    System.out.println("netty start!");
    EventLoopGroup bossGroup = new NioEventLoopGroup(6);
    EventLoopGroup workGroup = new NioEventLoopGroup(12);
    try {/*  w  w  w  .  j  a v  a 2  s. c om*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 1024)
                .childHandler(new MessageReceiveInitializer(needToFilter));
        //bound port,waiting for a successful synchronization
        ChannelFuture f = b.bind(port).sync();
        //waiting for the server listening port closed
        f.channel().closeFuture().sync();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        bossGroup.shutdownGracefully();
        workGroup.shutdownGracefully();
    }
}

From source file:com.hiido.eagle.hes.network.FileServer.java

License:Apache License

public void run() throws Exception {
    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from  www  .j a  v  a2s  .c  o m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        //ch.pipeline().addLast(new ChunkedWriteHandler());
                        ch.pipeline().addLast(new FileHandler());
                    }
                });

        // Start the server.
        ChannelFuture f = b.bind(port).sync();

        // Wait until the server socket is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.hiido.eagle.hes.transfer.FileTransferServer.java

License:Apache License

public void start() throws Exception {

    logger.info("Start server at host:{} port:{}, the number of work:{}", host, port, workNum);

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup(workNum);
    try {/*w  ww .  java 2s  .  c o m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new FileHandler());
                    }
                });

        ChannelFuture f = null;
        if (host == null) {
            f = b.bind(port).sync();
        } else {
            f = b.bind(host, port).sync();
        }

        logger.info("Server bound host:{} port:{} successfully", host, port);

        f.channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.hipishare.chat.SecureChatClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE)
            .build();/* w w  w  . j  a va  2  s.  c o m*/

    EventLoopGroup group = new NioEventLoopGroup();
    try {
        bootstrap = new Bootstrap();
        bootstrap.group(group).channel(NioSocketChannel.class).handler(new SecureChatClientInitializer(sslCtx));

        // Start the connection attempt.
        ChannelFuture channelFuture = bootstrap.connect(HOST, PORT).sync();
        channel = channelFuture.channel();
        //         channel.closeFuture().sync();

        // add reconnect listener
        reConnectListener = new ChannelFutureListener() {
            @Override
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    channel.close();
                    channel = future.channel();
                    LOG.info("???");
                } else {
                    LOG.info("??");
                    // 3??
                    future.channel().eventLoop().schedule(new Runnable() {
                        @Override
                        public void run() {
                            reConnect();
                        }
                    }, 3, TimeUnit.SECONDS);
                }
            }
        };

        // Read commands from the stdin.
        ChannelFuture lastWriteFuture = null;
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        for (;;) {
            String line = in.readLine();
            if (line == null) {
                break;
            }

            // Sends the received line to the server.
            LOG.info("isActive=" + channel.isActive());
            LOG.info("isOpen=" + channel.isOpen());
            LOG.info("isWritable=" + channel.isWritable());
            if (!channel.isOpen()) {
                reConnect();
            }
            lastWriteFuture = channel.writeAndFlush("[channelId=" + channel.id() + "]" + line + "\r\n");

            // If user typed the 'bye' command, wait until the server closes
            // the connection.
            if ("bye".equals(line.toLowerCase())) {
                channel.closeFuture().sync();
                break;
            }
        }

        // Wait until all messages are flushed before closing the channel.
        if (lastWriteFuture != null) {
            lastWriteFuture.sync();
        }
    } finally {
        // The connection is closed automatically on shutdown.
        group.shutdownGracefully();
    }
}

From source file:com.hipishare.chat.securetest.SecureChatClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE)
            .build();/*ww w .j  a  v a 2 s .com*/

    EventLoopGroup group = new NioEventLoopGroup();
    try {
        bootstrap = new Bootstrap();
        bootstrap.group(group).channel(NioSocketChannel.class).handler(new SecureChatClientInitializer(sslCtx));

        // Start the connection attempt.
        ChannelFuture channelFuture = bootstrap.connect(HOST, PORT).sync();
        channel = channelFuture.channel();

        // add reconnect listener
        reConnectListener = new ChannelFutureListener() {
            @Override
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    channel.close();
                    channel = future.channel();
                    LOG.info("???");
                } else {
                    LOG.info("??");
                    // 3??
                    future.channel().eventLoop().schedule(new Runnable() {
                        @Override
                        public void run() {
                            reConnect();
                        }
                    }, 3, TimeUnit.SECONDS);
                }
            }
        };

        // Read commands from the stdin.
        ChannelFuture lastWriteFuture = null;
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        for (;;) {
            String line = in.readLine();
            if (line == null) {
                break;
            }

            // Sends the received line to the server.
            if (!channel.isOpen()) {
                reConnect();
            }
            MsgObject msgObj = new MsgObject();
            Gson gson = new Gson();
            if ("1".equals(line)) {
                User user = new User();
                user.setAccount("peter");
                user.setPwd("666666");
                msgObj.setC(CmdEnum.LOGIN.getCmd());
                msgObj.setM(gson.toJson(user));
            } else if ("2".equals(line)) {
                ChatObject co = new ChatObject();
                co.setContent("hello,jack. I am peter.");
                co.setMsgType("text");
                co.setMsgTo("jack");
                co.setMsgFrom("peter");
                co.setCreateTime(System.currentTimeMillis());
                msgObj.setC(CmdEnum.CHAT.getCmd());
                msgObj.setM(gson.toJson(co));
            } else if ("3".equals(line)) {
                RegisterCode rc = new RegisterCode();
                rc.setMobile("13410969042");
                rc.setSign("fdsafsadf");
                msgObj.setC(CmdEnum.REGISTER_CODE.getCmd());
                msgObj.setM(gson.toJson(rc));
            } else if ("4".equals(line)) {
                RegisterCode rc = new RegisterCode();
                rc.setMobile("13410969042");
                rc.setCode("3243");
                rc.setSign("fdsafsadf");
                msgObj.setC(CmdEnum.REGISTER.getCmd());
                msgObj.setM(gson.toJson(rc));
            }
            String msg = gson.toJson(msgObj);
            ByteBuf buf = Unpooled.copiedBuffer(msg.getBytes());
            lastWriteFuture = channel.writeAndFlush(buf);

            // If user typed the 'bye' command, wait until the server closes
            // the connection.
            if ("bye".equals(line.toLowerCase())) {
                channel.closeFuture().sync();
                break;
            }
        }

        // Wait until all messages are flushed before closing the channel.
        if (lastWriteFuture != null) {
            lastWriteFuture.sync();
        }
        channel.closeFuture().sync();
    } finally {
        // The connection is closed automatically on shutdown.
        group.shutdownGracefully();
    }
}

From source file:com.hipishare.chat.test.EchoClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.git
    final SslContext sslCtx;
    if (SSL) {//from   w  w w.j a  v  a  2  s .  c o m
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc(), HOST, PORT));
                        }
                        p.addLast(new LoggingHandler(LogLevel.INFO));
                        p.addLast(new EchoClientHandler());
                    }
                });

        // Start the client.
        ChannelFuture f = b.connect(HOST, PORT).sync();

        // Wait until the connection is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down the event loop to terminate all threads.
        group.shutdownGracefully();
    }
}

From source file:com.hipishare.chat.test.EchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {//w w w.j  ava 2  s.  c  o m
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
    } else {
        sslCtx = null;
    }

    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc()));
                        }
                        //p.addLast(new LoggingHandler(LogLevel.INFO));
                        p.addLast(new IdleStateHandler(30, 10, 0, TimeUnit.SECONDS));
                        p.addLast(new HeartBeatHandler());
                        p.addLast(new EchoServerHandler());
                    }
                });

        // Start the server.
        ChannelFuture f = b.bind(PORT).sync();

        // Wait until the server socket is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.hop.hhxx.example.proxy.HexDumpProxyFrontendHandler.java

License:Apache License

@Override
public void channelActive(ChannelHandlerContext ctx) {
    final Channel inboundChannel = ctx.channel();

    // Start the connection attempt.
    Bootstrap b = new Bootstrap();
    b.group(inboundChannel.eventLoop()).channel(ctx.channel().getClass())
            .handler(new io.netty.example.proxy.HexDumpProxyBackendHandler(inboundChannel))
            .option(ChannelOption.AUTO_READ, false);
    ChannelFuture f = b.connect(remoteHost, remotePort);
    outboundChannel = f.channel();
    f.addListener(new ChannelFutureListener() {
        @Override//from   w w  w  . j a  v  a  2s .co m
        public void operationComplete(ChannelFuture future) {
            if (future.isSuccess()) {
                // connection complete start to read first data
                inboundChannel.read();
            } else {
                // Close the connection if the connection attempt has failed.
                inboundChannel.close();
            }
        }
    });
}

From source file:com.hop.hhxx.example.proxy.HexDumpProxyFrontendHandler.java

License:Apache License

@Override
public void channelRead(final ChannelHandlerContext ctx, Object msg) {
    if (outboundChannel.isActive()) {
        outboundChannel.writeAndFlush(msg).addListener(new ChannelFutureListener() {
            @Override/*from  w  w  w  .  j  ava  2  s  .c o  m*/
            public void operationComplete(ChannelFuture future) {
                if (future.isSuccess()) {
                    // was able to flush out data, start to read the next chunk
                    ctx.channel().read();
                } else {
                    future.channel().close();
                }
            }
        });
    }
}